---
title: Application.WorkbookModelChange Event (Excel)
keywords: vbaxl10.chm504118
f1_keywords:
- vbaxl10.chm504118
ms.prod: excel
ms.assetid: 62a32a29-e052-e812-82a7-58bdabadd80f
ms.date: 06/08/2017
---


# Application.WorkbookModelChange Event (Excel)

Occurs when the data model is updated.


## Syntax

 _expression_ . **WorkbookModelChange**_(Wb,_ _Changes)_

 _expression_ A variable that represents a **Application** object.


### Parameters



|**Name**|**Required/Optional**|**Data type**|**Description**|
|:-----|:-----|:-----|:-----|
| _Wb_|Required|WORKBOOK|The workbook|
| _Changes_|Required|MODELCHANGES|The changes to the data model.|

## See also


#### Concepts


[Application Object](application-object-excel.md)

